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<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Document</title>
        <link rel="stylesheet" href="./css/02css.css">
        <script type="text/JavaScript" src="./js/02.js" defer></script>
    </head>


    <body>
        <div>
            <input type="number" id="feibo_n" min="1" placeholder="请输入一个大于0的整数">
            <button onclick="feibo()"><span>Feibonacci</span></button>
        </div>

        <div>
            <input type="number" id="fac_n" min="1" placeholder="请输入一个不小于1的正整数">
            <button onclick="factorial()"><span>计算阶乘</span></button>
        </div>
        <div>
            <input type="number" id="hours" min="0" placeholder="请输入要计算的小时整数">
            <button onclick="hoursTodays()"><span>点击计算天数</span></button>
        </div>
        <div>
            <input type="number" id="firstNumber">
            <input type="number" id="secondNumber">
            <input type="radio" name="mathMethod" id="mathMethod+" value="+"><label for="mathMethod+">+</label>
            <input type="radio" name="mathMethod" id="mathMethod-" value="-"><label for="mathMethod-">-</label>
            <input type="radio" name="mathMethod" id="mathMethod*" value="*"><label for="mathMethod*">*</label>
            <input type="radio" name="mathMethod" id="mathMethod/" value="/"><label for="mathMethod/">/</label>
            <button onclick="workOut()"><span>运算</span></button>
        </div>
    </body>
</html>